US3482884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control valve
Assignee: Wagner Electric Corp
•
Filing: 1968-04-25
•
Granted: 1969-12-09
•
Expires: 1988-04-25
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Kersting
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:33
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/26; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2564; Y10T137/2567; Y10T137/265; Y10T137/2668; Y10T137/2693; Y10T137/2695
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3173446A
Cited
US3148364A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |